---
id: CVE-2024-4989
title: Open Redirection via Callback URL in WSO2 API Manager Allows Phishing Attacks
summary: >-
  The callback URL parameter in WSO2 API Manager fails to validate user-supplied
  input, allowing it to be controlled by malicious actors.


  Exploitation of this vulnerability could lead to users being redirected to
  attacker-controlled web p…
severity: medium
cvss: 5.4
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N'
cvssSource: cna
cwe:
  - CWE-601
vendor: WSO2
product: WSO2 API Manager
affected:
  - api_manager >= 4.1.0 < 4.1.0.153
  - api_manager >= 4.2.0 < 4.2.0.105
  - api_manager >= 4.3.0 < 4.3.0.20
published: '2026-10-21'
updated: '2026-10-21'
sourceUpdated: '2026-10-21T13:41:06.765Z'
source: CVEORG
sourceUrl: 'https://www.cve.org/CVERecord?id=CVE-2024-4989'
references:
  - url: >-
      https://security.docs.wso2.com/en/latest/security-announcements/security-advisories/2026/WSO2-2024-3403/
  - url: 'https://github.com/wso2/product-apim/pull/13502'
tags:
  - cve.org
ingestedAt: '2026-10-21T13:57:01.112Z'
---

## Overview

The callback URL parameter in WSO2 API Manager fails to validate user-supplied input, allowing it to be controlled by malicious actors.

Exploitation of this vulnerability could lead to users being redirected to attacker-controlled web pages. This can be used in conjunction with social engineering techniques to trick users into interacting with malicious links, potentially resulting in phishing attacks aimed at acquiring sensitive information or causing other harm.

## Affected

- `api_manager >= 4.1.0 < 4.1.0.153`
- `api_manager >= 4.2.0 < 4.2.0.105`
- `api_manager >= 4.3.0 < 4.3.0.20`

## Remediation

Follow the instructions given on https://security.docs.wso2.com/en/latest/security-announcements/security-advisories/2026/WSO2-2024-3403/#solution